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PALAEOSPONDYLUS

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Originally appearing in Volume V20, Page 592 of the 1911 Encyclopedia Britannica.

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PALAEOSPONDYLUS , a small See also:

fish-like organism, of which the See also:

SKELETON

skeleton is found fossil in the See also:

MIDDLE

Middle Old Red See also:

SANDSTONE

Sandstone From See also:

BRITISH

British Museum See also:

GUIDE (in Mid. Eng. gyde, from the Fr. guide; the earlier French form was guie, English " guy," the d was due to the Italian form guida; the ultimate origin is probably Teutonic, the word being connected with the base seen in O. Eng. witan, to know)

Guide to Fossil See also:

REPTILES (Lat. Reptilia, creeping things, from reptilis; ref ere, to creep; Gr. Ep7rety, whence the term " herpetology," for the science dealing with them)

Reptiles and Fishes, by permission of the Trustees. Palaeospondylus gunni, restored by Dr R. H. See also:

TRAQUAIR, SIR JOHN STEWART, 1ST EARI

Traquair. (Nearly twice nat. See also:

SIZE

size.) of Achanarras, near See also:

THURSO

Thurso, See also:

CAITHNESS

Caithness. It was thus named (Gr. See also:

ancient vertebra) by Dr R. H. Traquair in 189o, in allusion to its well-See also:

DEVELOPED

developed vertebral rings; and its structure was studied in detail in 1903 by See also:

PROFESSOR (the Latin noun formed from the verb profiteri, to declare publicly, to acknowledge, profess)

Professor and See also:

MISS

Miss Sollas, who succeeded in making enlarged See also:

MODELS

models of the fossil in See also:

WAX

wax. The skeleton as preserved is carbonized, and indicates an See also:

EEL

eel-shaped See also:

animal from 3 to 5 cm., in length. The See also:

SKULL

skull, which must have consisted of hardened See also:

CARTILAGE (Lat. cartilage, gristle)

cartilage, exhibits pairs of nasal and auditory capsules, with a gill-apparatus below its hinder See also:

PART

part, but no indications of See also:

ORDINARY (med. Lat. ordinarius, Fr. ordinaire)

ordinary jaws. The anterior opening of the See also:

BRAIN (A.S. braegen)

brain-See also:

case is surrounded by a See also:

RING (O.E. hring; a word common to Teutonic languages; and probably cognate with the Lat. circus, Gr. KtpKOS or KpLKOS, Skt'. chakra, wheel, circle, cf. also " harangue "); in art, a band of circular shape of varying sizes, made of any material and used f

ring of hard cirri. A pair of " See also:

POST

post-branchial plates " projects backwards from the See also:

The vertebral See also:

AXIS (Lat. for " axle ")

axis shows a See also:

SERIES (a Latin word from serere, to join)

series of broad rings, with distinct neural See also:

ARCHES, COURT OF

arches, but no ribs. Towards the end of the See also:

BODY

body both neural and haemal arches are continued into forked radial cartilages, which support a median fin. There are no traces either of paired fins or of dermal See also:

ARMOUR, PHILIP DANFORTH (1832-1901)

armour. The See also:

AFFINITIES

affinities of Palaeospondylus are doubtful, but it is probably related to the contemporaneous armoured See also:

OSTRACODERMS

End of Article: PALAEOSPONDYLUS

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PALAEOTHERIUM (i.e. ancient animal)